In addition to the built-in fdws shipped with Multicorn, there are some third-party modules available on the net.
A FDW for accessing RethinkDB databasesSupports: ✓✓✗✗
Access data stored in Apache Hive tables.Supports: ✓✗✗✗
A FDW for interacting with docker containersSupports: ✓✓✗✗
Access data using Facebook FQL APISupports: ✓✗✗✗
Reads data from OpenStack / Telemetry.Supports: ✓✗✗✗
Reads data from CSV files stored on Amazon S3.Supports: ✓✗✗✗
Reads data from JSON files stored on Amazon S3Supports: ✓✗✗✗